 4000    0.24912    -0.34431
 4444    0.31454    -0.57579
 4889    0.40801    -1.02804
 5333    0.54167    -1.92789
 5778    0.74364    -4.15024
 6222    0.95675    -10.73392
 6667    -0.78121    -17.96597
 7111    -0.86388    -6.72469
 7556    -0.67977    -3.35541
 8000    -0.54145    -2.02142
